News & Announcements
November 11, 2015
The new approach would categorize 99 percent of all known exoplanets.
Documentary: The Search for Another Earth - November 4, 2015
The story of the pioneers in planet-hunting and how those who have followed are now poised to answer one of humanity’s most ancient questions: is there life elsewhere in the universe?
UW researchers make first 3-D cloud model - November 3, 2015
When something in exoplanet GJ1214b's upper atmosphere blocked light, researchers from UW made a 3-D cloudmap to unravel the mystery.
Call for 2016 ExoPAG Executive Committee Nominations - November 3, 2015
The Astrophysics Division of NASA’s Science Mission Directorate is pleased to issue this open call for nominations to serve on the Executive Committee (EC) of NASA’s Exoplanet Exploration Program Analysis Group (ExoPAG).
Shy giants: Spiral patterns may be evidence for planets - October 29, 2015
A team of astronomers believes the spiral arms of dust and gas that encircle newborn stars hide giant, unseen planets.
New model for planetary formation in the solar system - October 28, 2015
A new model for planetary formation explains how Mars is smaller in size and mass than Earth. Previous planetary models predicted the two rocky planets should be of similar size. The work reveals the means by which the solar system may have come from a single, unified process.
K2 discovery shows hot Jupiter has two planet friends - October 22, 2015
The very first exoplanets discovered, hot Jupiters were assumed to be alone in orbit. But scientists analyzing data from Kepler's K2 mission have discovered one with two close companions, leading to new ideas about planet formation.
Kepler catches white dwarf cannibalizing tiny 'planet' - October 21, 2015
Astronomers have detected the first planetary object transiting a white dwarf using data from the K2 mission. Slowly the object will disintegrate, leaving a dusting of metals on the surface of the star.
Spitzer confirms closest rocky exoplanet - July 31, 2015
Using NASA's Spitzer Space Telescope, astronomers have confirmed the discovery of the nearest rocky planet outside our solar system, larger than Earth and a potential gold mine of science data.
Kepler discovers bigger, older cousin to Earth - July 29, 2015
NASA's Kepler mission has confirmed the first near-Earth-size planet in the “habitable zone” around a sun-like star. This discovery and the introduction of 11 other new small habitable zone candidate planets mark another milestone in the journey to finding another “Earth.”
Jupiter twin orbits a twin of our sun - July 15, 2015
An international group of astronomers has used the ESO 3.6-meter telescope to identify a planet just like Jupiter orbiting at the same distance from a sun-like star, HIP 11915.
NASA invites industry to share development ideas for WFIRST - July 9, 2015
NASA invites industry to share development ideas for Wide-Field Infrared Survey Telescope
On a rugged Arizona mountaintop, astronomers will soon switch on a new, state-of-the-art instrument to hunt for planets circling distant stars: the Extreme Precision Doppler Spectrometer (EPDS).
Mars-size planet orbits distant star - June 19, 2015
Scientists measured both the size and mass of a small planet orbiting a star some 200 light years away--a first for an exoplanet smaller than Earth.
Final Reports from the Probe-Scale Exoplanet Mission STDTs (Exo-S and Exo-C) released - March 25, 2015
The Final Reports from the Probe-Scale Exoplanet Mission STDTs (Exo-S and Exo-C) have been released and are available online.
WFIRST-AFTA 2015 Study Report Released - March 24, 2015
The 2015 Report by the Science Definition Team and the WFIRST Study Office for the Wide-Field Infrared Survey Telescope-Astrophysics Focused Telescope Assets has been released to the pubic.
WIYN 3.5-m Exoplanet-targeted Observing Opportunities - February 9, 2015
NOAO has released their call for semester 2015B exoplanet-targeted GO proposals, due 31 March 2015. More info: http://ast.noao.edu/observing/proposal-info.
Call for ExoPAG Executive Committee Nominations - January 28, 2015
The Astrophysics Division of NASA’s Science Mission Directorate is pleased to issue this open call for nominations to serve on the Executive Committee (EC) of NASA’s Exoplanet Exploration Program Analysis Group (the ExoPAG EC).
New Solicitation - Extreme Precision Doppler Spectrometer - January 21, 2015
This notice is to announce the release by NASA of an amendment to the ROSES-2014 NASA Research Announcement (NRA) soliciting proposals for development of an Extreme Precision Doppler Spectrometer for the Wisconsin, Indiana, Yale and NOAO (WIYN) 3.5-m telescope at Kitt Peak.
TDEM 2014 Pre-proposal Briefing Announcement - January 8, 2015
An informational workshop will be held January 20, 2015, 1:00 - 2:40 pm EDT to assist TDEM-14 proposers.
Update to the 2012 Astrophysics Implementation Plan - December 18, 2014
The NASA Astrophysics Division has released a 2014 Update to its 2012 Astrophysics Implementation Plan.
In December 2012, the Astrophysics Division issued an Astrophysics Implementation Plan describing how the recommendations of the 2010 Decadal Survey were to be realized by NASA within the constrained fiscal landscape.
ExoPAG Study Analysis Group 11 Report: Preparing for the WFIRST Microlensing Survey - September 18, 2014
The SAG-11 Report is now available. SAG-11 (Chair: Jennifer Yee, CfA) was convened to explore scientific programs that can be undertaken now, and in the years leading up to WFIRST's launch, in order to maximize the mission's scientific return and to reduce technical and scientific risk.
Imaging Planets and Disks - August 26, 2014
Presentations, posters and videos from the 2014 Sagan Exoplanet Summer Workshop Imaging Planets and Disks are now available at the NExSci website.
On the Shoulders of Giants: Planets Beyond the Reach of Kepler - July 10, 2014
Presentations from the conference held at the AAS Meeting in Boston, June 2014 are now available.
K2 Guest Observer – Cycle 1 announced - June 25, 2014
K2 Mission Approved by NASA Senior Review - May 20, 2014
The Kepler spacecraft will conduct science observations in the ecliptic, for two years, in a two-wheel operation mode.
WFIRST-AFTA Interim Report Released - May 7, 2014
The WFIRST Science Definition Team (SDT), led by Neil Gehrels and David Spergel, has released its Interim Report on the WFIRST-AFTA mission concept http://wfirst.gsfc.nasa.gov/add/.
Exo-S (External Coronagraph, or Starshade) Interim Report Released
Exo-C (Internal Coronagraph) Interim Report Released - May 7, 2014
Exo-C (Internal Coronagraph) Interim Report Released
NRC releases report on WFIRST-AFTA - March 31, 2014
A prepublication report Evaluation of the Implementation of WFIRST/AFTA in the Context of New Worlds, New Horizons in Astronomy and Astrophysics has been released by the NRC.
Kepler nearly doubles the exoplanet count - February 27, 2014
NASA's Kepler mission announced Wednesday the discovery of 715 new planets. These newly-verified worlds orbit 305 stars, revealing multiple-planet systems much like our own solar system.
Nearby star list available - February 18, 2014
Future efforts to image exoplanets directly will concentrate on the nearest and brightest stars. A catalog listing the properties of such stars is now available for use in planning such missions (e.g. WFIRST-AFTA).
Call for ExoPAG Executive Committee Nominations - January 23, 2014
Exoplanet scientists are encouraged to consider applying for Executive Committee of the ExoPAG. Application letters are due on Feb 28.
Message from Paul Hertz - January 21, 2014
Astrophysics Division Director Paul Hertz discusses the state of the division and looks forward to 2014.
TDEM 2013 Pre-Proposal Briefing Announcement - January 14, 2014
A pre-proposal briefing for the NASA ROSES solicitation on exoplanet Strategic Astrophysics Technology (SAT/TDEM) will be held 1:00 pm (Eastern) on Tuesday, 21 January 2014.
NASA selects coronagraph technologies for AFTA - December 24, 2013
A primary and a backup architecture for the AFTA coronagraph have been selected for directed technology development, following the results of a study by the AFTA Coronagraph Working Group.
Call for White papers on WFIRST-AFTA Coronagraph Science Investigations - September 23, 2013
Alternate Science Investigations for Kepler - August 2, 2013
An open solicitation for alternate science investigations for the Kepler spacecraft has been released. White Papers are due on September 3, 2013. This covers operation of Kepler in a 2-wheel mode.
Kepler enters safe mode once again - May 15, 2013
The Kepler spacecraft has entered safe mode due to a problem with one of its reaction wheels.
Probe-scale STDTs selected - May 7, 2013
The Program Scientist for NASA's Exoplanet Exploration Program has announced the memberships of the Science and Technology Definition Teams (STDTs) for probe-scale direct detection exoplanet missions using an internal coronagraph or an external occulter.
2013 Sagan Fellows announced - April 10, 2013
NASA has selected five planet hunters to receive the 2013 Carl Sagan Exoplanet Postdoctoral Fellowships. The fellowship, named for the late astronomer, was created to inspire the next generation of explorers seeking to learn more about planets, and possibly life, around other stars.
NASA Astronomer Interviewed - January 4, 2013
NExScI Executive Director Charles Beichman talks about exoplanets with KPCC's David Lazarus.
NASA Astrophysics Strategic Implementation Plan - December 18, 2012
The Astrophysics Division at NASA Headquarters has prepared a Strategic Implementation Plan to describe the activities currently being undertaken in response to the decadal survey recommendations within the current budgetary constraints.
Guyon the genius - October 11, 2012
Olivier Guyon has been named one of the 2012 MacArthur Fellows, a prestigious award popularly known as the “genius grant.”
AFTA Science Definition Team announced - October 8, 2012
NASA has announced the membership of a Science Definition Team for the Astrophysics Focused Telescope Assets. This team will study the suitability of the 2.4m telescope for WFIRST as well as a coronagraph instrument for exoplanet science.
Project 1640 now operating at Palomar - July 6, 2012
An advanced telescope imaging system that started taking data last month is the first of its kind capable of spotting planets orbiting suns outside of our solar system.
NASA's Kepler mission awarded mission extension - April 4, 2012
NASA's Kepler mission has been approved for extension through fiscal year 2016 based on a recommendation from the Agency’s Senior Review of its operating missions.
NASA announces 2012 Carl Sagan Fellows - April 3, 2012
NASA has selected six planet hunters as the recipients of the 2012 Carl Sagan Exoplanet Postdoctoral Fellowships, named after the late astronomer. The fellowship was created to inspire the next generation of explorers seeking to learn more about planets, and possibly life, around other stars.
Kepler mission wins 2012 Aviation Week Laureate Award - March 14, 2012
NASA's Kepler mission has been named the winner of the 2012 Aviation Week Laureate Award in the Space category, announced March 7 at the 55th annual black-tie awards dinner in Washington.
Kepler gets top props - February 3, 2012
Kepler discoveries have been recognized as some of the biggest astrophysics news stories of the year.
NASA's Kepler mission finds three smallest exoplanets - January 11, 2012
Astronomers using data from NASA's Kepler mission have discovered the three smallest planets yet detected orbiting a star beyond our sun.The smallest is about the size of Mars.
Study shows our galaxy has at least 100 billion planets - January 11, 2012
Our Milky Way galaxy contains a minimum of 100 billion planets, according to a detailed statistical study based on the detection of three planets located outside our solar system, called exoplanets.
Nature honors Sara Seager - January 6, 2012
Seager featured as one of Nature's "10 people who mattered this year."
Kepler 16b named one of Time.com's Top 10 for 2011 - December 14, 2011
"Star Wars gets real" - Time features Kepler 16b as #3 on list of "Top 10 Space Moments of 2011"
Roger Hunter is "Federal Player of the Week" - December 6, 2011
Kepler project manager Roger Hunter is profiled in the latest edition of the Washington Post's "Federal Insider"
Kepler discovers planet in habitable zone - December 5, 2011
NASA's Kepler mission has confirmed its first planet in the "habitable zone," the region around a star where liquid water could exist on a planet's surface. Kepler also has discovered more than 1,000 new planet candidates.
Exoplanet Events at the 219th Meeting of the American Astronomical Society - November 11, 2011
Numerous exoplanet-related sessions and events will be happening at the 219th AAS meeting in Austin, TX. Click to see more.
NASA selects science investigations for concept studies - October 3, 2011
NASA has selected 11 science proposals, including three related to exoplanets, for evaluation as potential future science missions.
NExScI habitable zone tool now live - August 29, 2011
NExScI scientists Drs. Stephen Kane and Dawn Gelino have launched a web site called The Habitable Zone Gallery. This site is a new service to the exoplanet community which provides Habitable Zone (HZ) information for each of the exoplanetary systems with known planetary orbital parameters.
Snow White: the rosy, icy, dwarf - August 23, 2011
Astronomers have discovered that the dwarf planet 2007 OR10—nicknamed Snow White—is an icy world, with about half its surface covered in water ice that once flowed from ancient, slush-spewing volcanoes.
MIT students develop planet-finding CubeSat - May 27, 2011
A group of MIT students led by Sara Seager have developed a CubeSat designed to search for planets orbiting sunlike stars.
Kepler-10c and a new method to validate planets - May 23, 2011
Today Kepler team is announcing another member of the Kepler-10 family, called Kepler-10c - validated using a combination of a computer simulation technique called "Blender," and NASA's Spitzer Space Telescope.
Free-Floating Planets May be More Common Than Stars - May 18, 2011
Astronomers, including a NASA-funded team member, have discovered a new class of Jupiter-sized planets floating alone in the dark of space, away from the light of a star. The team believes these lone worlds were probably ejected from developing planetary systems.
Picture potential - April 7, 2011
Astronomers have come up with a new way of identifying close, faint stars with NASA's Galaxy Evolution Explorer satellite. The technique should help in the hunt for planets that lie beyond our solar system, because nearby, hard-to-see stars could very well be home to the easiest-to-see alien planets.
NASA announces 2011 Carl Sagan Fellows - March 29, 2011
NASA has selected five potential discoverers as the recipients of the 2011 Carl Sagan Postdoctoral Fellowships, named after the late astronomer. The Carl Sagan Fellowship takes a theme-based approach, in which fellows will focus on compelling scientific questions, such as "Are there Earth-like planets orbiting other stars?"
Another Earth in Outer Space? - February 14, 2011
Wall Street Journal's Michael Kofsky reports on Kepler's potential for finding a habitable exoplanet (video).
Kepler announces discovery of six-planet solar system and five Earthlike candidates - February 2, 2011
NASA's Kepler mission has discovered its first Earth-size planet candidates and its first candidates in the habitable zone, a region where liquid water could exist on a planet's surface. Five of the potential planets are near Earth-size and orbit in the habitable zone of smaller, cooler stars than our sun.
Kepler discovers first rocky planet - January 11, 2011
The Kepler mission has announced the discovery of Kepler 10b, the smallest exoplanet yet discovered and the first rocky world discovered by the Kepler mission.
WFIRST Science Definition Team (SDT) members selected - January 5, 2011
The WFIRST mission has selected its Science Definition Team (SDT) members, co-chaired by J. Green, Univ. of Colorado/CASA and P. Schechter, MIT (Co-Chair). For a full list of names, click here.
Keck Observatory pictures show fourth planet in giant solar system - December 8, 2010
Astronomers have discovered a fourth giant planet joining three others that, in 2008, were the subject of the first-ever pictures of a planetary system orbiting another star other than our sun.
Double vision: LBTI casts its eyes to the sky - December 8, 2010
The Large Binocular Telescope Interferometer has taken its first images of the star Beta Peg in the constellation Pegasus -- an encouraging start for an instrument designed to probe the cosmic neighborhoods where Earth-like planets could exist.
Kepler leaders to receive first Lancelot Berkeley Prize - November 9, 2010
The American Astronomical Society (AAS) is pleased to announce that the first Lancelot M. Berkeley - New York Community Trust Prize for Meritorious Work in Astronomy is being awarded to William J. Borucki and David G. Koch of the Kepler mission.
NStED access to periodogram service, public Kepler data and HATNet survey data - September 30, 2010
The NASA Exoplanet Science Institute (NExScI) is pleased to announce a significant update to the NASA Star and Exoplanet Database (NStED). Each of the 210,000+ public Kepler light curves are integrated with the newly-released NStED periodogram service.
Kepler discovers two planets transiting same star - August 31, 2010
NASA's Kepler spacecraft has discovered the first confirmed planetary system with more than one planet crossing in front of, or transiting, the same star.
Shao honored for interferometry contributions - July 29, 2010
Michael Shao, an expert in the field of optical systems engineering and manager of JPL’s Interferometry Center of Excellence, has received the 2010 Michelson Prize from the International Astronomical Union and the Mount Wilson Institute.
Kepler announces exoplanet candidates - June 15, 2010
NASA's Kepler Mission has released 43 days of science data on more than 156,000 stars. These stars are being monitored for subtle brightness changes as part of an ongoing search for Earth-like planets outside of our solar system.
Exploring Strange New Worlds: From Giant Planets to Super Earths - April 1, 2010
Astronomers are planning the 6th in a series of major international exoplanet conferences, to be held in Flagstaff, Arizona. Mark your calendar for May 1-6, 2011, and sign up on the conference website for more information.